COTTON 119 
and 400 pounds of kainit makes a good combination 
of which from 150 to 300 pounds may be used per 
acre. 
A good growth of cowpeas means the addition 
of a great deal of humus and nitrogen to the soil. 
It means the employment of the most economical 
methods for providing the nitrogenous part of the 
cotton fertilizer. 
And not only does it furnish the most costly 
element of fertilizer; it also furnishes humus 
which is the back-bone and the life of the soil, 
